Mailinglist Archive: opensuse-security (256 mails)

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iptables and syslog
  • From: Ashley Gould <agould@xxxxxxxx>
  • Date: Thu, 3 Feb 2005 19:21:22 -0800
  • Message-id: <20050204032122.GG17491@xxxxxxxx>
Hi list,

I've setup SuSEfirewall2 on my webserver to log all connections. It is very
noisy in the logs. Fine. I expected that. What I didn't expect is syslog
writing kernel messages to 3 log files. All the iptables entries are
triplicated in /var/log/message|warn|kernal. Much more noise than I bargained
for. My 5GB /var partition is not up to it.

So I reset SuSEfirewall2 to log only "critical" connections. It seems I still
get just as much log activity as before (but perhaps not to all 3 logs?).


My questions are,

first, what does SuSEfirewall2 consider as "critical" connections?

and second, how can I get syslog to write these messages into just one
log file?


from /etc/syslog:
kern.* /var/log/kernel
*.=warning;*.=err -/var/log/warn
*.crit /var/log/warn
*.*;mail.none;news.none -/var/log/messages

from /etc/sysconfig/SuSEfirewall2:
FW_LOG_DROP_CRIT="yes"
FW_LOG_DROP_ALL="no"
FW_LOG_ACCEPT_CRIT="yes"
FW_LOG_ACCEPT_ALL="no"







--

-ashley

Did you try poking at it with a stick?


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